Patent application number | Description | Published |
20080269715 | Use of an Adhesive as an Intestinal Barrier for Bariatrics - An apparatus for achieving weight loss in a patient is disclosed. The apparatus has a barrier material and an applicator for dispensing the barrier material about the intestine. An injector is used to place the barrier material to block nutrient transfer from the intestine into the blood stream. The barrier material is a polymerizable adhesive that can be injected interstitially between layers of the intestine, or injected into vascular structures to partially block the flow of blood to the nutrient absorbing layers. | 10-30-2008 |
20090133699 | ORAL NASAL CANNULA - Disclosed is a respiratory cannula assembly to deliver and receive gases from a patient. The cannula assembly contains two oral prongs for delivering and receiving gases from the patient as well as at least one gas delivery nasal prong and at least one gas receiving nasal prong. The gas receiving nasal prong extends further into the patients nostril than the gas delivery nasal prong. The cannula assembly further contains a connector that aids in coupling to a medical device, the connector including independent oral and nasal moisture traps that remove moisture from exhaled patient gases. | 05-28-2009 |
20090143818 | Use of an Adhesive to Treat Intraluminal Bleeding - A surgical device to stanch the flow of blood is disclosed. The surgical device can place an implantable adhesive over or around varices or other bleeders. The surgical device has a vacuum system for capturing tissue and an adhesive system to apply adhesive to the captured tissue. A vacuum chamber is used to contact tissue and contains a chamber therein for the reception of tissue. An adhesive applicator is provided within the vacuum chamber and moves longitudinally therein to apply adhesive to tissue. The surgical device can apply an adhesive patch to tissue or inject adhesive into tissue. Alternately, an adhesive actuator and a chemical agent can be dispensed to tissue within the vacuum chamber. | 06-04-2009 |
20090308907 | PARTIALLY REUSABLE SURGICAL STAPLER - A partially reusable surgical stapler for deploying staples into tissue. The stapler has a body with a distal end, a proximal end and a longitudinal axis therebetween. The proximal end includes a handle while the distal end includes a staple cartridge holder and an opposing anvil. The stapler also has an actuator module for deploying staples. The actuator module includes at least one longitudinally movable member for sequentially ejecting staples towards the anvil. The actuator module is readily removable and replaceable to and from the body. The components of the stapler body can be disassembled, reconditioned and reassembled for reuse in a different surgical procedure. | 12-17-2009 |
20090308909 | PARTIALLY REUSABLE SURGICAL STAPLER - In accordance with the present invention, there is provided a method for performing a surgical stapling procedure by providing a stapler comprising a handle and a staple cartridge with an opposing anvil. The staple cartridge contains a plurality of surgical staples. The stapler also has an actuator module for deploying staples, wherein the actator has a longitudinally movable member for sequentially ejecting staples towards the anvil. The method involves operating the actuator module so as to eject the plurality of staples, and removing the actuator module from the body and discarding the actuator module. The method also involves sterilizing the body. | 12-17-2009 |
20110071341 | IMPLANTABLE RESTRICTION SYSTEM WITH RELEASE MECHANISM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engaging the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. A release mechanism is provided for the tension element. | 03-24-2011 |
20110071557 | SYMMETRICAL DRIVE SYSTEM FOR AN IMPLANTABLE RESTRICTION DEVICE - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A symmetrical drive system including a drive element associated with and engaging the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct is further provided. In accordance with an alternate embodiment an apparatus for regulating the functioning of a patient's organ or duct including an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. The tension element is composed of a flexible first member and a flexible second member, wherein the flexible first member is movable relative to the flexible second member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. | 03-24-2011 |
20110071558 | IMPLANTABLE RESTRICTION SYSTEM TENSION RELEASE MECHANISM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. A tension release mechanism is associated with the tension element. | 03-24-2011 |
20110071646 | TISSUE INTERFACE FOR IMPLANTABLE RESTRICTION SYSTEM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. The elongated member has a compressible ventral surface and a substantially rigid dorsal periphery, wherein the elongated member includes a fluid bladder positioned along the ventral surface. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. Alternate embodiments are also disclosed. | 03-24-2011 |
20110245579 | MEDICAL EFFECTOR SYSTEM - A sedation delivery system comprised of a bedside unit and a procedure unit. The bedside unit contains a series of connection points for receiving inputs from a series of patient monitors. The procedure unit contains a patient monitoring and a drug delivery pump or magnetic flux generator capable of sedative therapy to a patient. The sedation delivery system contains the capability to issue and receive a request from a non-sedated patient, issue and receive a request from a sedated patient and then to calculate a time difference. The sedation delivery system program operates the pump or magnetic flux generator based upon at least some of the patient outputs and program inputs including a calculated time difference. A removable umbilical cable connects the two units and allows the output of the patient monitors as well as other information to travel between the two units. | 10-06-2011 |
20110276041 | MANUALLY ARTICULATING DEVICES - Methods and devices are provided for controlling movement of a working end of a surgical device, and in particular for performing various surgical procedures using an instrument having an end effector that can be articulated relative to an elongate shaft of the device. In certain embodiments, the end effector can also optionally rotate relative to the elongate shaft of the device, and/or the shaft can rotate relative to a handle of the device. | 11-10-2011 |
20120292366 | REUSABLE CIRCULAR STAPLER HANDLE WITH OPEN ASSEMBLY ARCHITECTURE - A circular stapling instrument is provided. The circular stapling instrument includes a handle forming a cavity, a reciprocating drive shaft, a carrier cover, and a shaft assembly. The reciprocating drive shaft is detachably secured within the cavity of the handle. The carrier cover covers a portion of the reciprocating drive shaft within the cavity of the handle. The shaft assembly is detachably coupled with the handle. | 11-22-2012 |
20120292368 | CIRCULAR STAPLER WITH AUTOMATIC LOCKING MECHANISM - A circular stapling instrument includes a casing, an anvil assembly, a staple driver, and a locking mechanism. The anvil assembly is configured to move back and forth between an open position away from the casing and a closed position adjacent the casing. The staple driver is configured to move within the casing from a pre-fired position to a fired position. The locking mechanism is configured to, whenever the anvil assembly is in the open position, automatically lock the staple driver in the pre-fired position preventing the staple driver from being moved to the fired position. The locking mechanism is also configured to, whenever the anvil assembly is in the closed position, automatically unlock the staple driver from the pre-fired position to allow the staple driver to be moved to the fired position. | 11-22-2012 |
20120292371 | CIRCULAR STAPLING INSTRUMENT HAVING A BREAKAWAY WASHER ATTACHMENT MEMBER - A stapling cartridge assembly for a circular stapling instrument includes a casing, a staple driver, and a blade. The staple driver is receivable within the casing and configured to move within the casing from a pre-fired position to a fired position. The blade is attachable to the staple driver. The blade includes a cutting edge and a breakaway washer attachment member for fixedly attaching to a breakaway washer when the staple driver is moved from the pre-fired position to the fired position. | 11-22-2012 |
20120292372 | LOW COST ANVIL ASSEMBLY FOR A CIRCULAR STAPLER - An anvil assembly for a circular stapling instrument is provided. The anvil assembly includes a one-piece, polymer anvil and a staple-forming surface. The one-piece, polymer anvil comprises an anvil base surface and an anvil shaft extending from the anvil base surface. The staple-forming surface is attached to the anvil base surface. | 11-22-2012 |
20120292373 | ANVIL AND CARTRIDGE ALIGNMENT CONFIGURATION FOR A CIRCULAR STAPLER - A stapling reload assembly for a circular stapling instrument includes a casing, a staple holder, a staple driver, and an anvil assembly. The staple holder is attached to the casing. The staple driver includes a driver alignment surface. The staple driver is receivable within the casing and is configured to move within the casing from a pre-fired position to a fired position. The anvil assembly includes an anvil base surface, an anvil alignment surface, and a staple forming surface. The anvil base surface is configured to move from an open position away from the casing to a closed position adjacent the casing. The anvil alignment surface is configured to mate with the driver alignment surface, to rotationally align the staple forming surface with the staple holder, when the anvil base surface is in the closed position. | 11-22-2012 |
20120292374 | CIRCULAR STAPLER WITH FRICTIONAL REDUCING MEMBER - A circular stapling instrument is provided which includes a reciprocating drive shaft and a firing bar. The reciprocating drive shaft has a first engagement member at a tip of the reciprocating drive shaft and a threaded adjustment member at a base of the reciprocating drive shaft. The firing bar is movably connected at a first end with a firing trigger and movably connected at a second end with a stapling head assembly through a second engagement member. The firing bar forms a first engagement surface which faces a respective second engagement surface formed on the reciprocating drive shaft. The circular stapling instrument also includes a frictional reducing member located in between the first and second engagement surfaces in order to reduce friction between the reciprocating drive shaft and the firing bar. | 11-22-2012 |
20130206813 | LINEAR STAPLER - A linear stapler comprises a support base having a proximal end and a distal end; a trigger located at the proximal end of the support base; an end effector located at the distal end of the support base, fired by the trigger and including a cartridge. The cartridge comprises a cartridge body. The cartridge body includes staple slots for accommodating staples; and a cartridge lockout which is forced into an open position to abut against an outer side of a staple driver when the cartridge is not fired and which springs back toward the inside direction of the cartridge body after the staples in the cartridge are fired by the staple driver. Another linear stapler comprises a support base having a proximal end and a distal end; a trigger located at the proximal end of the support base; an end effector located at the distal end of the support base, fired by the trigger and including a cartridge, the cartridge comprising a cartridge body including a spent cartridge indicator. | 08-15-2013 |
20140305991 | TRANSMISSION ARRANGEMENT FOR A SURGICAL INSTRUMENT - A drive system for a surgical instrument is disclosed. The system can comprise a drive assembly, a first output assembly, and a second output assembly. The drive assembly can be coupled to a motor, and can operably transmit a force from the motor to the first output assembly and/or the second output assembly. The drive system can further comprise a shifter assembly, which can shift engagement of the drive assembly between the first output assembly and the second output assembly. A spring-loaded latch for releasably securing a drive member of n handle to a drive member socket of a coupling arrangement in a surgical end effector is also disclosed. | 10-16-2014 |
20140305992 | MODULAR MOTOR DRIVEN SURGICAL INSTRUMENTS WITH STATUS INDICATION ARRANGEMENTS - A surgical end effector for use in connection with a surgical instrument. In one form the end effector includes an end effector housing that is configured for operable attachment to the surgical instrument. A first end effector drive system is configured to linearly move a first end effector actuator between a first linear position and a second linear position in response to first rotary motions applied thereto by the surgical instrument. A second end effector drive system is configured to linearly move a second end effector actuator between a beginning and ending position in response to second rotary motions applied thereto by the surgical instrument. The instrument further includes a status assembly arrangement for provide an indication on the end effector housing of a linear location of at least one of the first and second end effector actuators. | 10-16-2014 |
20140309666 | POWERED LINEAR SURGICAL STAPLER - A surgical instrument can comprise a first jaw, a second jaw comprising a fastener cartridge, and a closing system. The closing system can comprise a closure member configured to engage the first jaw and move the first jaw toward the second jaw. A pivot can pivotably couple the first jaw to the second jaw. The closure member can engage the first jaw at a location which is distal with respect to the pivot. The closure member and the first jaw can include a cam pin/cam slot arrangement which increases the leverage or mechanical advantage that the closure member applies to the first jaw as the first jaw is moved from an open position to a closed position. The surgical instrument can further comprise a first motor configured to operate the closing system and a second motor configured to operate a firing system configured to eject fasteners from the fastener cartridge. | 10-16-2014 |
20140332579 | REUSABLE CIRCULAR STAPLER HANDLE WITH OPEN ASSEMBLY ARCHITECTURE - A circular stapling instrument is provided. The circular stapling instrument includes a handle forming a cavity, a reciprocating drive shaft, a carrier cover, and a shaft assembly. The reciprocating drive shaft is detachably secured within the cavity of the handle. The carrier cover covers a portion of the reciprocating drive shaft within the cavity of the handle. The shaft assembly is detachably coupled with the handle. | 11-13-2014 |